UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'brlTogLaV1pFlBpi0pA3I3+TUXSYgqTTkGzKUXGEmIs=' 
WHERE 
  key_id = '313994e65ef840146c30337130269d8df3f5e615c21c788c1489b5a81c955e27' 
  AND (
    token = 'brlTogLaV1pFlBpi0pA3I3+TUXSYgqTTkGzKUXGEmIs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )